name: Run QL Tests

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

env:
  CARGO_TERM_COLOR: always

jobs:
  qltest:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Fetch CodeQL
        run: |
          LATEST=$(gh release list --repo https://github.com/github/codeql-cli-binaries | cut -f 1 | grep -v beta | sort --version-sort | tail -1)
          gh release download --repo https://github.com/github/codeql-cli-binaries --pattern codeql-linux64.zip "$LATEST"
          unzip -q codeql-linux64.zip
        env:
          GITHUB_TOKEN: ${{ github.token }}
      - uses: actions/cache@v2
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-qltest-cargo-${{ hashFiles('**/Cargo.lock') }}
      - name: Build Extractor
        run: env "PATH=$PATH:${{ github.workspace }}/codeql" scripts/create-extractor-pack.sh
      - name: Run QL tests
        run: |
          codeql/codeql pack install ql/test
          codeql/codeql test run --check-databases --check-unused-labels --check-repeated-labels --check-redefined-labels --check-use-before-definition --search-path "${{ github.workspace }}" --additional-packs "${HOME}/.codeql/packages/codeql/suite-helpers/0.0.1" --consistency-queries ql/consistency-queries ql/test
      - name: Check QL formatting
        run: find ql "(" -name "*.ql" -or -name "*.qll" ")" -print0 | xargs -0 codeql/codeql query format --check-only
      - name: Check QL compilation
        run: |
          codeql/codeql pack install ql/src
          codeql/codeql query compile --check-only --threads=4 --warnings=error --search-path "${{ github.workspace }}" "ql/src" "ql/examples"
      - name: Check DB upgrade scripts
        run: |
          echo >empty.trap
          codeql/codeql dataset import -S ql/lib/upgrades/initial/ruby.dbscheme testdb empty.trap
          codeql/codeql dataset upgrade testdb --additional-packs ql/lib/upgrades
          diff -q testdb/ruby.dbscheme ql/lib/ruby.dbscheme